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Did you already read of the journal for microwave professionals ? i already posted how to get free request about this microwave journal, for the time being i would like to inform you one of great Voip news just for everybody who wanna know more detail information regarding to PBX systems. The Voip News right [...]

Voice over Internet Protocol (VoIP) is a protocol optimized for the transmission of voice through the Internet or other packet switched networks. VoIP is often used abstractly to refer to the actual transmission of voice (rather than the protocol implementing it). VoIP is also known as IP Telephony, Internet telephony, Broadband telephony, ...